Polished De Grussa copper ore slab CO120 polished noreena OG180 Polished orbicular granite with

OG180   Polished orbicular granite with natural rough back

OJ178  A rough rock

Weighs  772 grams

Dimensions at widest points approximately 105 mm x 60 mm x 50 mm thick

Weighs 476 grams

Polished De Grussa copper ore slab CO120 polished noreena OG180 Polished orbicular granite withCO120 DeGrussa copper ore slab, polished on one side. Dimensions at widest points approximately 145 mm x 110 mm x 10 mm thick. Weighs: 447 grams A mix of copper minerals that formed in the upper oxidised zone. Consisting of dark green malachite, tenorite, minor cuprite and brown iron oxides. The Degrussa underground mine is a high grade copper deposit in Western Australia that commenced operation in 2012 and ceased mining in 2022.